Home / 12,271.14-16,933.59-6,965.25

Finding the Fourth Proportional to 12,271.14, 16,933.59 and 6,965.25

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Solution

The fourth proportional to 12,271.14, 16,933.59 and 6,965.25 is: 9,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,271.14 : 16,933.59 = 6,965.25 : x
  2. Step 2: Convert to fraction form
    12,271.14/16,933.59 = 6,965.25/x
  3. Step 3: Cross multiply
    12,271.14x = 16,933.59 × 6,965.25
  4. Step 4: Simplify right side
    12,271.14x = 117,946,687.75
  5. Step 5: Solve for x
    x = 117,946,687.75/12,271.14
  6. Step 6: Final answer
    x = 9,611.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.